2 papers
gr-qc2026
Equation of State Parameters for Fluid of Stringy Extended Objects in Cosmology with Cosmological Constant
Soon-Tae Hong, Bum-Hoon Lee
We construct the strong energy conditions (SECs) for both massive and massless stringy extended objects in the higher dimensional cosmology (HDC) with cosmological constant . E…
gr-qc2026
There and back again -- Closed timelike curves as EFT selection principle
Bum-Hoon Lee, Nils A. Nilsson, Somyadip Thakur
Modified gravity is often approached in the context of effective-field theory (EFT), with the view that the EFT corrections permit a more desirable theory. In this paper, we posit…